Games like Heir to the Queen
Games like Heir to the Queen include Terraria, Rain World, FEZ, OneShot, and ANIMAL WELL. We matched them by the tags players give Heir to the Queen on Steam (Adventure, Mystery, Survival, Exploration, and Puzzle): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: Survival · Adventure · 2D

Rain World
Shared: Survival · Exploration · Adventure

FEZ
Shared: Puzzle · Exploration · Adventure

OneShot
Shared: Pixel Graphics · Puzzle · Cute

ANIMAL WELL
Shared: Exploration · Puzzle · Pixel Graphics

Outer Wilds
Shared: Mystery · Exploration · Adventure

Stray
Shared: Adventure · Exploration · Cute

Poppy Playtime
Shared: Puzzle · Mystery · Survival

The Rewinder
Shared: Adventure · Mystery · Puzzle

Murders on the Yangtze River
Shared: Adventure · Puzzle · Mystery

Blue Prince
Shared: Mystery · Puzzle · Exploration

Don't Starve
Shared: Survival · Adventure · Indie

Forager
Shared: Survival · Pixel Graphics · Adventure

The Forest
Shared: Survival · Adventure · Exploration

Void Stranger
Shared: Mystery · Adventure · Puzzle

Slime Rancher
Shared: Adventure · Exploration · Cute

Changed
Shared: Cute · Adventure · Puzzle

The Long Dark
Shared: Survival · Exploration · Adventure

A Short Hike
Shared: Adventure · Exploration · Cute

Carto
Shared: Exploration · Puzzle · Adventure

The House of Da Vinci
Shared: Mystery · Puzzle · Exploration

The Room 4: Old Sins
Shared: Mystery · Adventure · Puzzle

Starbound
Shared: Survival · Adventure · Pixel Graphics

Rise of the Tomb Raider™
Shared: Adventure · Exploration · Survival